federal law prevents staff members from stopping her. however they did follow her until she got in the area of the fruitvale bart station. that's where she disappeared she wasn't seen again for two days when a drive found her aboard a bun in san francisco. >> the bus driver had noticed that she had been beaten and was concerned about her. he could see that she was bruised and distraught and so he called 911. >> the suspect was arrested and could be charged today. >>> a search is on for a man who police say robbed a walgreens in palo alto. a surveillance camera captured images of the suspect here. police say he asked fortunate oxycontin and showed a pharmacist that he had a gun inside his back. the suspect is a white man in his 20s 6 feet tall short hair a white hat with a seattle seahawks logo on it. >>> the former head of contra costa county's narcotics unit will plead guilty this week to charges that he took confiscated drugs and ordered to resell them. norman welsh indicted last year with four other cops and a private investigator. th